<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>11-幻灯片布局</title>
</head>

<body>
    <article>
        <div class="container-fluid">
            <div class="row">
                <div class="col">
                    <div class="title-section">
                        <h1>Multiple Stacking Sticky Sidebars with Bootstrap 4</h1>
                        <p class="lead">This is 100% CSS</p>
                    </div>
                </div>
            </div>
            <div class="row">
                <div class="col-1 has-10-items">

                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 1</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 2</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 3</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 4</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 5</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 6</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 7</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 8</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 9</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 10</h4>
                        </div>
                    </div>


                </div>
                <div class="col-5">

                    <div class="content-section">
                        <h2>Content Section</h2>
                    </div>
                </div>
                <div class="col-3 has-4-items">

                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3>Item 1</h3>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3>Item 2</h3>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3>Item 3</h3>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3>Item 4</h3>
                        </div>
                    </div>

                </div>
                <div class="col-2 has-2-items">

                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3 class="alt">Item 1</h3 class="alt">
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3 class="alt">Item 2</h3 class="alt">
                        </div>
                    </div>
                </div>

                <div class="col-1 has-3-items">

                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h5>Item 1</h5>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h5>Item 2</h5>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h5>Item 3</h5>
                        </div>
                    </div>
                </div>


            </div>
        </div>
    </article>
    <article>
        <div class="container-fluid">

            <div class="row">

                <div class="col-3">

                    <div class="content-section">
                        <h2>Content Section</h2>
                    </div>
                </div>
                <div class="col-2 has-3-items">

                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h5>Item 1</h5>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h5>Item 2</h5>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h5>Item 3</h5>
                        </div>
                    </div>
                </div>

                <div class="col-2 has-4-items">

                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3>Item 1</h3>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3>Item 2</h3>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3>Item 3</h3>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3>Item 4</h3>
                        </div>
                    </div>

                </div>
                <div class="col-2 has-2-items">

                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3 class="alt">Item 1</h3 class="alt">
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3 class="alt">Item 2</h3 class="alt">
                        </div>
                    </div>
                </div>

                <div class="col-3 has-10-items">

                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 1</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 2</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 3</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 4</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 5</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 6</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 7</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 8</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 9</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 10</h4>
                        </div>
                    </div>


                </div>



            </div>
        </div>
    </article>
    <article>
        <div class="container-fluid">

            <div class="row">
                <div class="col-1 has-10-items">

                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 1</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 2</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 3</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 4</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 5</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 6</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 7</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 8</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 9</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 10</h4>
                        </div>
                    </div>


                </div>
                <div class="col-5">

                    <div class="content-section">
                        <h2>Content Section</h2>
                    </div>
                </div>
                <div class="col-3 has-4-items">

                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3>Item 1</h3>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3>Item 2</h3>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3>Item 3</h3>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3>Item 4</h3>
                        </div>
                    </div>

                </div>
                <div class="col-2 has-2-items">

                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3 class="alt">Item 1</h3 class="alt">
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3 class="alt">Item 2</h3 class="alt">
                        </div>
                    </div>
                </div>

                <div class="col-1 has-3-items">

                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h5>Item 1</h5>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h5>Item 2</h5>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h5>Item 3</h5>
                        </div>
                    </div>
                </div>


            </div>
        </div>
    </article>
    <article>
        <div class="container-fluid">

            <div class="row">

                <div class="col-3">

                    <div class="content-section">
                        <h2>Content Section</h2>
                    </div>
                </div>
                <div class="col-2 has-3-items">

                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h5>Item 1</h5>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h5>Item 2</h5>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h5>Item 3</h5>
                        </div>
                    </div>
                </div>

                <div class="col-2 has-4-items">

                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3>Item 1</h3>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3>Item 2</h3>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3>Item 3</h3>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3>Item 4</h3>
                        </div>
                    </div>

                </div>
                <div class="col-2 has-2-items">

                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3 class="alt">Item 1</h3 class="alt">
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h3 class="alt">Item 2</h3 class="alt">
                        </div>
                    </div>
                </div>

                <div class="col-3 has-10-items">

                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 1</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 2</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 3</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 4</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 5</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 6</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 7</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 8</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 9</h4>
                        </div>
                    </div>
                    <div class="sidebar-item">
                        <div class="make-me-sticky">
                            <h4>Item 10</h4>
                        </div>
                    </div>


                </div>



            </div>
        </div>
    </article>
    <style>
        .content-section {
            min-height: 2000px;
        }

        .sidebar-section {
            position: absolute;
            height: 100%;
            width: 100%;
        }

        .sidebar-item {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
        }

        .has-4-items .sidebar-item {
            height: 25%;
        }

        .has-4-items .sidebar-item:nth-child(2) {
            top: 25%;
        }

        .has-4-items .sidebar-item:nth-child(3) {
            top: 50%;
        }

        .has-4-items .sidebar-item:nth-child(4) {
            top: 75%;
        }

        .has-3-items .sidebar-item {
            height: 33.333333%;
        }

        .has-3-items .sidebar-item:nth-child(2) {
            top: 33.333333%;
        }

        .has-3-items .sidebar-item:nth-child(3) {
            top: 66.666666%;
        }

        .has-2-items .sidebar-item {
            height: 50%;
        }

        .has-2-items .sidebar-item:nth-child(2) {
            top: 50%;
        }

        .has-10-items .sidebar-item {
            height: 10%;
        }

        .has-10-items .sidebar-item:nth-child(2) {
            top: 10%;
        }

        .has-10-items .sidebar-item:nth-child(3) {
            top: 20%;
        }

        .has-10-items .sidebar-item:nth-child(4) {
            top: 30%;
        }

        .has-10-items .sidebar-item:nth-child(5) {
            top: 40%;
        }

        .has-10-items .sidebar-item:nth-child(6) {
            top: 50%;
        }

        .has-10-items .sidebar-item:nth-child(7) {
            top: 60%;
        }

        .has-10-items .sidebar-item:nth-child(8) {
            top: 70%;
        }

        .has-10-items .sidebar-item:nth-child(9) {
            top: 80%;
        }

        .has-10-items .sidebar-item:nth-child(10) {
            top: 90%;
        }

        .make-me-sticky {
            position: sticky;
            top: 0;
            padding: 0 15px;
        }

        /* Ignore This, just coloring */
        body {
            background: #fff;
        }

        article {
            background: #f1f1f1;
            border-radius: 12px;
            padding: 25px 0;
        }

        .title-section,
        .content-section,
        .sidebar-section {
            background: #fff;
        }

        .title-section {
            text-align: center;
            padding: 50px 15px;
            margin-bottom: 30px;
        }

        .content-section h2 {
            text-align: center;
            margin: 0;
            padding-top: 200px;
        }

        .sidebar-item {
            text-align: center;
        }

        .sidebar-item h3 {
            background: gold;
            max-width: 100%;
            margin: 0 auto;
            padding: 50px 0 100px;
            border-bottom: solid 1px #fff;
        }

        .sidebar-item h3.alt {
            background: pink;
        }

        .sidebar-item h4 {
            padding: 25px 0;
            background: orange;
            border-bottom: solid 1px #fff;
            font-size: 12px;
        }

        .sidebar-item h5 {
            padding: 25px 0;
            background: lightgreen;
            border-bottom: solid 1px #fff;
            font-size: 12px;
        }

        body {
            padding-bottom: 1000px;
        }
    </style>
</body>

</html>